| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 11°C | -15°C | -4°C |
| February | 14°C | -12°C | -4°C |
| March | 20°C | -10°C | 5°C |
| April | 27°C | 4°C | 14°C |
| May | 34°C | 8°C | 20°C |
| June | 32°C | 12°C | 22°C |
| July | 36°C | 13°C | 23°C |
| August | 35°C | 15°C | 24°C |
| September | 33°C | 10°C | 19°C |
| October | 20°C | 2°C | 12°C |
| November | 12°C | -7°C | 3°C |
| December | 12°C | -15°C | -3°C |
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